dridex | e5a8536185d04f704acf2ff96ce76a3debfd5915984aeb166d17c68457abc90f

Analysis

max time kernel
94s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:55

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General

Target

JaffaCakes118_e5a8536185d04f704acf2ff96ce76a3debfd5915984aeb166d17c68457abc90f.dll
Size

184KB
MD5

c655d8fd83011c67721b05ff5bc376a3
SHA1

680d56f77ffc2686464d7a0182685f0c28f72dbd
SHA256

e5a8536185d04f704acf2ff96ce76a3debfd5915984aeb166d17c68457abc90f
SHA512

e4a81af8b255e1bb6e75a584503f458c8a2d25992a83492090ee416de7f86cdd76fb1e5332dd665ac894cb18b05ea795b41c7fcf7dccf0c175f53fe1e38ffbea
SSDEEP

3072:b92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTarLA:b9NSMOEpQ1Q3ODAr+VW

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/5080-1-0x0000000075790000-0x00000000757BF000-memory.dmp	dridex_ldr
behavioral2/memory/5080-2-0x0000000075790000-0x00000000757BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4520	5080	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 5080	1080	rundll32.exe	83
PID 1080 wrote to memory of 5080	1080	rundll32.exe	83
PID 1080 wrote to memory of 5080	1080	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5a8536185d04f704acf2ff96ce76a3debfd5915984aeb166d17c68457abc90f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5a8536185d04f704acf2ff96ce76a3debfd5915984aeb166d17c68457abc90f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5080
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 620
    3⤵
    - Program crash
    PID:4520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5080 -ip 5080
1⤵
PID:3440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/5080-0-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/5080-1-0x0000000075790000-0x00000000757BF000-memory.dmp

Filesize
188KB

Download
memory/5080-2-0x0000000075790000-0x00000000757BF000-memory.dmp

Filesize
188KB

Download
memory/5080-3-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download